蒴果圆柱状，弯镰刀形，有锈毛。

Capsule circle is columnar, bend hook body, have rubiginous hair.

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基因疗法是另一个选择：可以将镰刀形细胞修复，变成正常的细胞。

Gene therapies are another option: these might restore sickle-shaped cells to normal.

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此时红细胞变为镰刀形，并更容易被破坏，从而导致红细胞的慢性缺乏。

This inherited and sometimes serious anemia is caused by a defective form of hemoglobin that forces red blood cells to assume an abnormal crescent (sickle) shape.

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